Question
Count the beads on the abacus below and write the numbers.


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| $ $ |
$3 7$ | $ $ |
$ $ |
$6 0$ | $ $ |
$ $ |
$6 9$ |
| $−$ | $2 6$ | $ $ |
$−$ | $4 0$ | $ $ |
$−$ | $5 2$ |




| $ $ |
$6 2$ | cm | $ $ |
$7 4$ | m | $ $ |
$5 0$ | cm |
| $+$ | $2 8$ | cm | $+$ | $1 7$ | m | $+$ | $4 9$ | cm |

____ strings of ten beads and _____ loose beads make ____ beads.